baber/WOPTO huggingface dataset:
Patent KR-20010050935-A (KR)
Inventor: DEVRIES KEITH MICHAEL
IPC: C07D487/04
Filed: 2000-10-10
Abstract: PURPOSE: A pyrazolo(4,3-d) pyrimidine-7-on-3- pyridylsulfonyl compound and a method for producing its intermediate are provided, which compound is a cyclic guanosine 3', 5'-monophosphate phosphoesterase type 5(cGMP PDE5) inhibitor and is useful for the treatment of erectile dysfunction in male animals, including men. CONSTITUTION: The pyrazolo(4,3-d) pyrimidine-7-on-3- pyridylsulfonyl compound represented by formula(1) is produced by reacting compounds of formula(2), (3) and (4) in the present of OR and hydroxide seizer, in which R is C1 to C6 alkyl substituted by 1 or 2 substituents selected from C3 to C5 cycloalkyl, C1 to C4 alkoxy, benzyloxy, NP5R6, phenyl, furanyl and pyridinyl; 1-(C1 to C4 alkyl)piperidinyl; tetrahydrofuranyl or tetrahydropyranyl; R1 is C1 to C3 alkyl substituted by N-linked heterocyclic selected from phenyl, Het or piperidinyl and morpholinyl; R2 is C1 to C6 alkyl; Het is mono-N-oxide type of 1 or 2 nitrogen-containing C-linked 6 ring heterocyclic, or 2 or 3 nitrogen-containing C-linked 5 ring heterocyclic; R3 and R4 are substituted by 1 or 2 C1 to C4 alkyl with nitrogen bonded and form 4-N-oxide type of 4-R8-piperazinyl; R5 and R6 are individually selected from H, C1 to C4 alkyl substituted by C3 to C5 cycloalkyl or C1 to C4 alkoxy, or form azetidinyl, pyrolidyl, piperidyl or morpholinyl; and R 8 is H; C1 to C4 alkyl substituted by 1 or 2 substituents selected from phenyl substituted by C1 to C4 alkoxy, benzodioxolyl and benzodioxanyl; C3 to C6 alkenyl; pyridinyl or pyrimidinyl.
Patent KR-20020028497-A (KR)
Title: structure of wireless external speaker unit in LCD monitor
Inventor: KIM IL BONG
IPC: G06F1/16
Filed: 2000-10-10
Abstract: PURPOSE: An external wireless speaker structure is provided to make an external wireless speaker detachable from or attachable to a main body of an LCD monitor so that it can prevent an inconvenience caused by a cabling work in the conventional structure and improve a design. CONSTITUTION: The structure comprises a main body of a monitor, a speaker unit(30), and electricity connection modules(60, 70). The main body includes a cabinet(10), a back cover(20) and an LCD module. The LCD module receives image signals, and displays the signals by using a liquid crystal effect. The speaker unit(30), detachable from or attachable to the main body, receives sound signals from a main PCB embedded in the main body, and outputs the sound. The electricity connection modules(60, 70), when the speaker unit(30) is coupled to the main body, transmits the sound signals between the main body and the speaker unit(30). The electricity connection modules(60, 70) functions as a fixture to make the speaker detachable or attachable. The electricity connection modules(60, 70) includes an over molder bracket(60) and an over molder screw(70) for connecting a main bracket to a speaker bracket.
Patent KR-20010044106-A (KR)
Inventor: LEE GWANG JIN
IPC: H04M1/00
Filed: 2000-10-12
Abstract: PURPOSE: A telephone set for transmitting and receiving real-time image data is provided to make a user comprehend the details of telephone conversation more exactly by transmitting and receiving image data in real time while executing a character call and a voice call through a telephone network. CONSTITUTION: A control part(510) controls character and voice calls and the transmitting and receiving of image data. A display processing part(520) displays character and image data according to the control of the control part(510). An image input part(530) compresses image data inputted by a user and transfers the compressed data to the control part(510). A data decompression part(540) decompresses the compressed data transferred from the control part(510) and transfers the decompressed data to the control part(510) again. A modem(550) demodulates a character signal and an image signal received through a telephone network into suitable signals for the control part(510) and modulates a character signal and an image signal transferred from the control part(510) into suitable signals for the telephone network. A printer interface(560) transmits a printer control signal for the character and image data transferred from the control part(510) to a printer. A non-volatile memory receives character call contents, a telephone directory, abbreviated messages, and image data from the control part(510) and stores them.
Patent KR-20010051104-A (KR)
Inventor: AIZAWA KOICHI
IPC: H01J1/312
Filed: 2000-10-18
Abstract: PURPOSE: An electric field emission type electron source and method for manufacturing the same are provided to have high electron emission efficiency and a high thermal stability. CONSTITUTION: The electric field emission type electron source(10) includes a conductive layer(8) formed from tungsten being formed on the surface of an insulation substrate(11) composed of a glass substrate, an n-type polycrystalline silicon layer(9) of a semiconductor crystal layer is formed on the conductive layer(8), a non-doped polycrystalline silicon layer(3) is formed on the n-type polycrystalline silicon layer(9), a strong electric field drift layer(6) composed of oxidized porous polycrystalline silicon is formed on the polycrystalline silicon layer(3), and then a surface electrode(7) is formed on the strong electric field drift layer(6).
Patent KR-20010060186-A (KR)
Title: Projection lens
Inventor: SUGANO YASUYUKI
IPC: G02B27/00
Filed: 2000-10-20
Abstract: PURPOSE: To obtain a projection lens which has high optical performance, while its cost is held low by reducing the number of lenses constituting the whole system in comparison to conventional lenses. CONSTITUTION: This projection lens has a wide-angle and long back-focus and also has aberrations which are corrected ease, even if the number of lenses is reduced by satisfying conditional expressions (1) to (5).
Patent KR-20020031727-A (KR)
Title: System for measuring location of cylindrical tube in heavy water reactor
Inventor: HONG SEUNG YEOL
IPC: G21C17/00
Filed: 2000-10-23
Abstract: PURPOSE: A tube position measuring system of heavy water reactor is provided to accurately measure the position of the tube by using principle that a reflected wave at the center of the tube is strongest when an ultrasonic wave is scanned to the tube. CONSTITUTION: A tube position measuring system of heavy water reactor comprises an operator(10), a servo controller(12), an ultrasonic wave scanner(14), an encoder(36), a pulse counter(38), an ultrasonic pulse/receiver(44), a CPU(40), and a display(48). The operator is like a joy stick. The servo controller(12) is coupled to the operator(10) for controlling the inputted operating signal. The ultrasonic scanner(14) is coupled to the servo controller(12) for vertically scanning the ultrasonic wave to the tube in the reactor. The encoder(36) measures ultrasonic wave scanning position. The pulse counter(38) is coupled to the encoder for calculating received pulses. The ultrasonic pulse/receiver receives a reflected wave from the tube. The CPU(40) processes the pulse count and the reflected wave to display as a graph at the display(48).
Patent KR-20020032236-A (KR)
Title: Portable seat belt structure for an automobile
Inventor: KIM YU GWON
IPC: B60R22/00
Filed: 2000-10-26
Abstract: PURPOSE: A seat belt structure of a transportable type is provided to reduce a cost and further enhance a safety of a seat belt without complementing a middle seat by constituting a passenger to use the seat belt regardless to a position of the middle seat using the seat belt of 3 points type. CONSTITUTION: A retractor(10) is installed at a middle portion of a vehicle body to share a middle seat(100) even if the middle seat(100) is placed at a front portion or a rear portion. Each buckle(20) is mounted at both side of a cushion of the middle seat(100). An upper anchor(30) and a lower anchor(40) are set at the retractor(10) for fixing or establishing a position of a webbing(11). The upper anchor and the lower anchor(40) are connected at a guide unit(50) to rotate the middle seat(100) and to move in a longitudinal direction of a vehicle body. The guide unit(50) comprises a pair of guide member for guiding to move the upper anchor and the lower anchor(40) according to a defined path.
Patent KR-20010000943-A (KR)
Inventor: CHO SUN CHEON
IPC: H01J61/33
Filed: 2000-10-30
Abstract: PURPOSE: A surface light source device is provided which has thin structure and provides a low power consumption and a characteristic of a uniform brightness and chromaticity. CONSTITUTION: A surface light source device includes a base member(31), a tube(101) and a plurality of light emitting lamps(100). The tube(101) is made of a transparent dielectric and has a sealed discharge space. The light emitting lamp(100) has a first and second electrode members(102,103) for generating a dielectric barrier discharge. The first and second electrode members(102,103) are made of a conductive metal. A reflector is mounted between the light emitting lamp(100) and diffuses the light emitted from the light emitting lamp(100). A reflective film is mounted on an upper surface of the base member(31) and reflects forwards the light emitted from the light emitting lamp(100). A fluorescent screen(34) is mounted on an upper or lower surface of a transparent plate(33) and is excited by an ultraviolet light emitted from the light emitting lamp(100). A uniform light emitting brightness is acquired at the entire area by an excited fluorescent substance of the fluorescent screen(34).
Patent KR-20020033931-A (KR)
Title: Apparatus for channel phase estimation in wireless local loop
Inventor: CHOI SANG DAE
IPC: H04B7/24
Filed: 2000-10-31
Abstract: PURPOSE: An apparatus for estimating a channel phase in a WLL(Wireless Local Loop) system is provided to estimate a phase change generated in a communication channel in accordance with WLL standards and to use the estimation result of the phase change for the phase elimination of a receiving side. CONSTITUTION: An apparatus for estimating a channel phase in a WLL system is composed of a despreading unit, an accumulation unit, and a moving average unit. The despreading unit multiplies a received reverse channel signal, based on a WLL quadrature phase shift keying method, by a PN code and a Hadamard code and despreads it. The accumulation unit accumulates the despread signals. The moving average unit calculates the moving average of the accumulated value.
Patent KR-20020039777-A (KR)
Title: Impact Absorbing Type Hood Locking Apparatus for Car
Inventor: LEE YUN RAK
IPC: B62D25/10
Filed: 2000-11-22
Abstract: PURPOSE: A shock-absorbing hood lock of a vehicle is provided to minimize the injury on a walker in a head-on collision by absorbing the shock applied to the part of the walker. CONSTITUTION: A shock-absorbing hood lock of a vehicle comprises a striker(2) fixed on the inner face of a hood(1), a latch(4) fixed on a portion of a radiator support panel, a shock sensor attached on the inner face of the hood to sense the shock applied to a walker in a head-on collision, a solenoid(120) selectively operated by the signal outputted from the shock sensor to release the combination of the latch and the striker, and a timer(130) to operate the solenoid for a specific time depending on the signal outputted from the shock sensor. With the separation of the striker from the latch, the hood moves downward. Therefore, the shock applied to the walker is minimized.
Patent KR-20020040084-A (KR)
Title: Clutch cover assembly for car
Inventor: KIM IL HEE
IPC: F16D13/70
Filed: 2000-11-23
Abstract: PURPOSE: An assembly of clutch cover for automobile is provided to reinforce elasticity of a diaphragm controlling removable operation of a press plate in the clutch cover, prevent decline of transferring power by sliding loss of a clutch disk, minimize required time of a transmission, reduce frictional heat occurring in the clutch cover by reforming a structure of ventilating air compulsorily, and improve the performance of products. CONSTITUTION: An assembly of clutch cover for automobile is made to transfer or block the rotating power, transferred from a crankshaft(31) or a flywheel(32) connected with the crankshaft in a body, to a transmission as a diaphragm spring(60) compresses or draws a press plate with move of a shaft axis of a release bearing(24) according to whether press of a clutch pedal(11) is actuated and removes a clutch disk(40) interposed between the flywheel and the press plate from the flywheel. A support spring having a finger of the same number with the diaphragm is arranged duplicated in one side to reinforce the elasticity of the diaphragm spring. As the support spring having a similar structure with the diaphragm spring is arranged duplicated in the diaphragm spring, doubling the elasticity, and pressing or drawing the press plate with the more reinforced elasticity, the transmission is possible in a short time. As the frictional heat between the press plate and the clutch disk, and the clutch disk and the flywheel is reduced as ventilating inner air compulsorily by the blowing pin in rotating the whole clutch cover, the life of products and confidence is improved.
Patent KR-20020043300-A (KR)
Inventor: KIM YUN CHANG
IPC: B25B11/00
Filed: 2000-12-01
Abstract: PURPOSE: A weather strip mounting tool is provided to carry out the task of mounting a weather strip more conveniently and to shorten working time by allowing the weather strip to be mounted on door panels or trunk lids using the tool. CONSTITUTION: A weather strip mounting tool comprises a pair of first and second rollers(4,6), a third roller(8), a connecting rod(10) and a handle(12). The first and second rollers(4,6) apply constant pressure to opposite side surfaces of a weather strip while they are linearly moved in a close-contact with the opposite side surfaces of the weather strip. The third roller(8) is disposed at the upper side of the weather strip between the first and second rollers(4,6) for pressing the upper surface of the weather strip. The connecting rod(10) rotatably supports the first, second and third rollers(4,6,8), respectively. The handle(12) is attached to an end portion of the connecting rod(10). The handle(12) allows a user to push or pool the tool by his hands.
Patent KR-20020044925-A (KR)
Title: A fuel measuring device having a compensatory measure of varying fuel in tank
Inventor: KIM JONG GU
IPC: G01F23/68
Filed: 2000-12-07
Abstract: PURPOSE: A fuel amount measuring apparatus is provided to obtain an accurate resistance value regardless of fuel which flows in accordance with the travel or road condition, by maintaining the floater at the position of oil level of the fuel. CONSTITUTION: An apparatus comprises a driving unit(10) arranged in a case(1) of a fuel tank(F) so as to rotate in a clockwise or counter-clockwise direction by the resistance value; an operating unit(20) which is lifted or lowered within the fuel tank in accordance with the operation of the driving unit; a sensor unit(30) for sensing the temperature of fuel tank and change of fuel state and generating an electrical signal for determining whether to operate the driving unit, in accordance with the sensed result; and a display unit(40) for generating, in a resistance value, the amount of fuel in the fuel tank in accordance with the operation of the driving unit.
Patent KR-20010016419-A (KR)
Title: Optical Access System On Passive Optical Network by Using Mobile BTS(Base Transceiver Station) Network.
Inventor: KIM SIN GON
IPC: H04L12/28
Filed: 2000-12-08
Abstract: PURPOSE: A system for an optical transmission network of an access terminal using a base transceiver station(BTS) of a mobile communication network, is provided to annex an optical communication transmission line for mobile stations to an asynchronous transfer mode(ATM) passive optic network(PON) network, and to supply a function as a start point of an access terminal transmission network efficiently configuring a subscriber network of the access terminal, so that a network can be efficiently established. CONSTITUTION: A transmission system between base transceiver stations(BTSs) processes data on a transmission line according to asynchronous transfer mode(ATM) cells, when the transmission system is changed to an ATM transmission system. Accordingly the transmission system has a structure receiving data generated from various units. The BTS having a structure of an international mobile telecommunications-2000(IMT-2000) configures a dedicated network for a voice and high-speed data service for existing mobile communication, and has capability to transmit data. The BTS has a function as a start point of a network enabling the establishment of an ATM passive optic network(PON) network.
Patent KR-20020046531-A (KR)
Title: Fan clutch for response function accelate
Inventor: NOH GYEONG DEOK
IPC: F16D35/00
Filed: 2000-12-15
Abstract: PURPOSE: A fan clutch structure for improving response is provided to considerably reduce load applied to an engine by improving response of the fan clutch, and to reduce noise generated when a fan is rotated. CONSTITUTION: A fan clutch structure for improving response includes a fixed shaft protruding upwardly from a central portion of a division plate, a movable hole(11) formed in a slide valve(4) in a streamline shape, a fixed body(13), a support protrusion(14), a first spring(16), and a second spring(17). The fixed body is inserted into the movable hole, and the fixed shaft is connected to the center. The support protrusion protrudes from both ends of the fixed body to both sides. The first spring is mounted at a side of the movable hole in a direction that hysteresis of the fan clutch rises, and acts by resistance when the slide valve rotates in a direction that an opening amount of first and second discharge holes(2,5) is increased. The second spring is mounted at a side of the movable hole in a direction that hysteresis of the fan clutch drops, and is returned when the slide valve rotates in a direction that an opening amount of first and second discharge holes is reduced.
Patent KR-20020049962-A (KR)
Title: An indicating device of signal operating device
Inventor: KIM SIN YEOL
IPC: G05B19/409
Filed: 2000-12-20
Abstract: PURPOSE: An apparatus for displaying an operating state of a signal is provided to check simultaneously 46 logic points by forming a leased connector and to solve repair problems due to a conventional recorder by forming an exclusive connector to easily perform a terminal connection. CONSTITUTION: A power supply portion(10) converts direct current power or alternating current power to direct current power and supplies the converted direct current power to each circuit. A comparison portion(20) compares an external input signal with a reference electric potential and determines an operating state of the external input signal according to the compared result. An electric potential division portion(30) is used for diving the input electric potential. A memory portion(40) stores the signals received from the electric potential division portion(30). An output display portion(50) displays the output of the electric potential division portion(30) and the output of the memory portion(40).
Patent KR-20020051670-A (KR)
Inventor: KIM JONG HYEON
IPC: H01L21/306
Filed: 2000-12-23
Abstract: PURPOSE: A shower head of an etching apparatus is provided to prevent residues due to an arcing phenomenon by restraining plasma from penetrating to an upper plate using a lower plate. CONSTITUTION: A shower head of an etching apparatus comprises an upper plate(208) formed with a number of first gas spraying holes(202) for exhausting a supplied gas from an etching gas supplying pipe(102), and a lower plate(210) having a number of second gas spraying holes(204) for exhausting a supplied gas from the first gas spraying holes(202) installed vertically apart from the upper plate(208). At this point, the lower plate(210) is made of a silicon and the upper plate(208) is composed of an oxidized aluminum.
Patent KR-20020053960-A (KR)
Title: Image sensor for reducing power consumption and shift register used for the same
Inventor: LEE BYEONG JU
IPC: H04N5/376
Filed: 2000-12-26
Abstract: PURPOSE: An image sensor is provided to selectively operate flip-flops included in each of stage groups, thereby reducing power consumption. CONSTITUTION: A pixel array(100) includes many unit pixels for storing data. A row selecting decoder(120) selects a row of the pixel array to output the data from predetermined unit pixels. Sample/hold circuits(140) sample the data to hold the sampled data for a predetermined time. A shift register(200) sequentially shifts signals for sequentially outputting the held data as video signals, and supplies the signals to the sample/hold circuits. The shift register comprises as follows. Many clock generators generate clock signals in response to an external signal and the shifted signals. Many stage groups have many shift stages for sequentially shifting the signals in response to the clock signals. Each of the stage groups is connected to sequentially output the signals, and is selectively enabled by the clock signals.
Patent KR-20020054111-A (KR)
Title: High speed/density optical storage system equipped with a multi-functional probe column
Inventor: KIM JEONG YONG
IPC: G11B7/1387
Filed: 2000-12-27
Abstract: PURPOSE: A high-speed and high-density optical information storing device using unidimensional multiple-function and multiple probe row is provided to integrate optical probes in a radial direction in one row, and to selectively operate a cantilever system and a connection pad system, so as to contact the probes with a medium surface regularly or intermittently. CONSTITUTION: A recordable area on a disk media(30) is classified into small tracks and large tracks. A probe row between the short tracks and between the large tracks is moved by a dual motion and driving controlling unit in which a high-resolution motion and a low-resolution motion are integrated. The probes(10) are arranged in one row and each probe is attached to a free-end of an arm(22). The arm is moved in a radial direction of the disk media. The arm records and reproduces information while the disk rotates. Each probe has a light source and a light detector and is controlled independently. And the probes are fabricated with electric and thermal conductors, or coated with conductors on surfaces to apply electric and thermal conductivity to the probes.